Frontiers in Astrophysics: MESSENGER update with Sean Solomon

After traveling through space for seven years, NASA's MESSENGER spacecraft began orbiting the planet Mercury in March, 2011. In this podcast, join MESSENGER's principal investigator Sean Solomon as he describes how the spacecraft's specialized instruments are collecting information that is key to understanding terrestrial planet evolution.

Dr. Solomon is introduced by the Museum's Curator of Physical Sciences, Denton Ebel. The "Frontiers in Astrophysics" event took place at the Museum on November 5, 2012.